Cleaning the corona wire – IBM HL-5250DN User Manual
Page 85
6. Routine Maintenance
77
Cleaning the corona wire
If you have print quality problems, clean the corona wire as follows:
a
Press the front cover release button and then open the front cover.
b
Take out the drum unit and toner cartridge assembly.
CAUTION
We recommend that you put the drum unit and toner cartridge assembly on a piece of disposable paper or
cloth in case you accidentally spill or scatter toner.
To prevent damage to the printer from static electricity, DO NOT touch the electrodes shown in the
illustration.